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HtmlProxy.cs£º
using System.Text;
using System.IO;
 
/// <summary>
/// HtmlProxy µÄժҪ˵Ã÷
/// </summary>
public class HtmlProxy
{
     public HtmlProxy()
     {
         //
         // TODO: ÔÚ´Ë´¦Ìí¼Ó¹¹Ô캯ÊýÂß¼­
         //
     }
    public static bool ChangeFile(int id)
    {
        string filename = HttpContext.Current.Server.MapPath("Post_" + id + ".html");
        //³¢ÊÔ¶ÁÈ¡ÒÑÓÐÎļþ
        Stream st = GetFileStream(filename);
        //Èç¹ûÎļþ´æÔÚ²¢ÇÒ¶ÁÈ¡³É¹¦
        if (st != null)    //Îļþ´æÔÚ
        {
            using (st)
            {
                StreamToStream(st, HttpContext.Current.Response.OutputStream);
                return true;
                //Response.End();
            }
        }
        Else    //Îļþ²»´æÔÚ£¬¸ù¾ÝForumDetail.aspxÒ³ÃæµÄÄÚÈÝ´´½¨Îļþ
        {
            StringWriter sw = new StringWriter();
            HttpContext.Curre